Init Java 8 project.
Add .gitignore.
Generate gradle wrapper.
This is Java 8 !
Default methods.
Add lambda examples.
Functional Interface.
Function.
Predicate.
Supplier.
Consumer.
Comparator.
Methods references.
Rename consumer package.
Add Optional.
Stream.
Map.
BiFunction, UnaryOperator, BinaryOperator.
Overloading.
Time